OK, let's crack this. We're given 759 and our task is to multiply it by 3. Essentially, we'll be adding 759 to itself 3 times.
Step 1: 0 + 759 = 759
Step 2: 759 + 759 = 1518
Step 3: 1518 + 759 = 2277

So, 759*3 = 2277